Top Custom Software & IT Services in France
Custom software and IT services are essential for businesses across France, helping them streamline operations and stay competitive. Discover trusted local providers and practical tips for choosing the right partner for your needs.
Local Context
Custom software and IT services cover everything from tailored business applications to cloud solutions and cybersecurity. Companies in France often seek help with digital transformation, ERP integrations, and AI-driven automation to enhance efficiency. Whether it’s a startup in Paris or a manufacturing firm in Lyon, the right IT partner can make all the difference.
France’s diverse business landscape means IT providers must adapt to regional needs, from fintech hubs in Paris to logistics-heavy areas like Marseille. Look for firms with industry-specific expertise, transparent pricing, and strong client testimonials. Providers with multilingual support are especially valuable in international business hubs like Île-de-France.
- Capgemini – A global leader with deep roots in France, Capgemini offers end-to-end IT consulting, cloud solutions, and digital transformation services. Trusted by enterprises for over 50 years, they have offices in Paris, Lyon, and Toulouse.
Website: www.capgemini.com
Contact: +33 1 47 54 50 00, contact@capgemini.com
Address: 11 rue de Tilsitt, 75017 Paris - Atos – Specializing in cybersecurity, AI, and hybrid cloud solutions, Atos serves clients across France with a focus on innovation. Recognized for sustainability initiatives, they operate major hubs in Bezons and Lyon.
Website: www.atos.net
Contact: +33 1 73 26 00 00, info@atos.net
Address: River Ouest, 80 Quai Voltaire, 95870 Bezons - Sopra Steria – With over 50 years in France, Sopra Steria delivers custom software, data analytics, and ERP solutions. Their teams in Paris and Nantes are praised for banking and public sector expertise.
Website: www.soprasteria.com
Contact: +33 1 40 67 29 29, contact@soprasteria.com
Address: 6 Avenue Kleber, 75116 Paris - OVHcloud – Europe’s leading cloud provider, headquartered in Roubaix, offers scalable hosting and private cloud solutions. Known for GDPR-compliant infrastructure and 24/7 French-speaking support.
Website: www.ovhcloud.com
Contact: +33 9 72 10 10 07, support@ovh.com
Address: 2 rue Kellermann, 59100 Roubaix - Dassault Systèmes – A pioneer in 3D design software and simulation tools, serving aerospace and automotive industries. Their Paris R&D center drives cutting-edge industrial applications.
Website: www.3ds.com
Contact: +33 1 61 62 61 62, info@3ds.com
Address: 10 rue Marcel Dassault, 78140 Vélizy-Villacoublay - Minalogic – A Grenoble-based cluster specializing in embedded software and IoT solutions for smart cities and energy. Partners with local universities for R&D collaborations.
Website: www.minalogic.com
Contact: +33 4 38 78 44 30, contact@minalogic.com
Address: 11 rue de l’Arc-en-Ciel, 38130 Échirolles - GFI Informatique – Provides tailored IT outsourcing and application development, with strong presence in Lille and Bordeaux. Known for agile methodologies and healthcare IT solutions.
Website: www.gfi.world
Contact: +33 1 44 06 96 96, info@gfi.fr
Address: 145 Boulevard Victor Hugo, 93400 Saint-Ouen - Alten – Engineering and IT consultancy serving aerospace and telecom sectors since 1988. Their Toulouse team supports Airbus with mission-critical software.
Website: www.alten.com
Contact: +33 1 46 41 70 00, contact@alten.com
Address: 40 Avenue André Morizet, 92100 Boulogne-Billancourt - Devoteam – Focused on digital transformation and cybersecurity, with offices in Paris and Sophia Antipolis. Partners with AWS and Google Cloud for enterprise solutions.
Website: www.devoteam.com
Contact: +33 1 41 27 40 00, france@devoteam.com
Address: 73 rue d’Anjou, 75008 Paris - Wavestone – A Paris-based consultancy blending strategy and IT implementation for finance and retail sectors. Ranked among France’s best workplaces since 2015.
Website: www.wavestone.com
Contact: +33 1 49 03 20 00, contact@wavestone.com
Address: 100 Avenue des Champs-Élysées, 75008 Paris - Micropole – Specializes in data governance and business intelligence, with clients like L’Oréal and Renault. Their Montpellier team offers predictive analytics training.
Website: www.micropole.com
Contact: +33 1 53 53 53 53, info@micropole.com
Address: 6/8 Boulevard de Douaumont, 75017 Paris - SQLI – Digital experience experts crafting e-commerce platforms for brands like Lacoste. Their Lille hub serves northern France’s retail sector.
Website: www.sqli.com
Contact: +33 3 20 19 19 19, contact@sqli.com
Address: 165 Avenue de Bretagne, 59000 Lille - Neosoft – Agile development shop in Nantes, building mobile apps and SaaS platforms since 2005. Popular among regional startups for fixed-price projects.
Website: www.neosoft.fr
Contact: +33 2 40 48 14 48, contact@neosoft.fr
Address: 10 Rue Gutenberg, 44000 Nantes - Smile – Open-source specialists offering Drupal and Magento solutions from offices in Paris and Grenoble. Contributes to Linux Foundation projects.
Website: www.smile.eu
Contact: +33 1 41 40 11 00, info@smile.eu
Address: 20 rue des Jardins, 92600 Asnières-sur-Seine - Adneom – Brussels-born but deeply embedded in France, Adneom builds custom CRM and workflow tools. Their Marseille branch serves Mediterranean logistics firms.
Website: www.adneom.com
Contact: +33 4 91 31 31 31, contact@adneom.com
Address: 12 Boulevard de Dunkerque, 13002 Marseille - Klee Group – Industrial software experts with projects for EDF and SNCF. Their Lyon team develops SCADA systems for energy grids.
Website: www.klee-group.com
Contact: +33 4 72 69 82 00, contact@klee-group.com
Address: 2 Rue de la Villette, 69003 Lyon - Oxiane – A Bordeaux-based firm delivering AI and blockchain solutions since 2003. Works with wine industry clients on supply chain tracking.
Website: www.oxiane.com
Contact: +33 5 56 79 00 10, contact@oxiane.com
Address: 45 Quai de Bacalan, 33300 Bordeaux - Arkesys – Managed IT services provider with data centers in Strasbourg. Offers 99.99% uptime guarantees for Alsace-based manufacturers.
Website: www.arkesys.com
Contact: +33 3 88 23 60 60, info@arkesys.com
Address: 5 Rue Jean Mentelin, 67000 Strasbourg - Actimage – Augmented reality and IoT innovators based in Metz. Developed museum interactive systems for Lorraine’s cultural sites.
Website: www.actimage.com
Contact: +33 3 87 36 56 56, contact@actimage.com
Address: 1 Rue du Pont Moreau, 57000 Metz - Netapsys – Specializes in Java and .NET enterprise applications, with a Rennes team serving Brittany’s agri-tech sector.
Website: www.netapsys.fr
Contact: +33 2 99 14 24 24, contact@netapsys.fr
Address: 9 Rue des Champs Blancs, 35510 Cesson-Sévigné
Compare multiple providers to find the best fit for your project’s scope and budget.
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